Chemistry - Environmental Chemistry Question with Solution | TestHub

ChemistryEnvironmental ChemistryAir PollutionMedium2 minQB
ChemistryMediumnumerical

How many of the following species (free radicals and molecules) are responsible for the depletion of ozone layer?

CF₂Cl2 , ClONO₂, CH₄, ClO, CH₃, Cl, CH₂O, HOCl, NO₂, HCl

Answer:
8.00
Solution:

The species responsible for ozone depletion are: ClONO₂, ClO, Cl, HOCl, NO₂, HCl, CH₃, and CF₂Cl₂. These act as catalysts or reservoirs for ozone-depleting substances. CH₄ and CH₂O are not directly involved in the catalytic ozone depletion cycle. Thus, 8 species are responsible.

Stream:JEESubject:ChemistryTopic:Environmental ChemistrySubtopic:Air Pollution
2mℹ️ Source: QB

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